Problem 8-15 Comparing Investment Criteria (LO 1, 3, 4, 6] Consider the following two mutually exclusive projects: Year O-NM Cash Flow (A) Cash Flow (B) -$420,000 -$37,500 46,500 19,900 59,500 13,800 76,500 16,100 535,000 12,900 The required return on these investments is 10 percent. Required: (a) What is the payback period for each project? (Do not round intermediate calculations. Round your answers to 2 decimal places (e.g.. 32.16).) Project A Project B Payback period years years